var XMLHTTP_STATE_NOT_INIT = 0;
var XMLHTTP_STATE_SETUP = 1;
var XMLHTTP_STATE_SENT = 2;
var XMLHTTP_STATE_IN_PROCESS = 3;
var XMLHTTP_STATE_COMPLETE = 4;

function getXmlHttpObj() {
	var xmlHttpObject = false;
	try {
		xmlHttpObject = new XMLHttpRequest()
	}
	catch(e) {
		try {
			xmlHttpObject = new ActiveXObject('Msxml2.XMLHTTP');
		}
		catch(e) {
			try {
				xmlHttpObject = new ActiveXObject('Microsoft.XMLHTTP');
			}
			catch(e) {
			}
		}
	}
	return xmlHttpObject;
}

function jsonDecode(jsonStr) {
	return eval('(' + jsonStr + ')');
}